<?php

/*

 * This file is part of SwiftMailer.

 * (c) 2004-2009 Chris Corbyn

 *

 * For the full copyright and license information, please view the LICENSE

 * file that was distributed with this source code.

 */

/**

 * The Message class for building emails.

 * @package Swift

 * @subpackage Mime

 * @author Chris Corbyn

 */

class Swift_Message extends Swift_Mime_SimpleMessage

{

  /**

   * Create a new Message.

   * Details may be optionally passed into the constructor.

   * @param string $subject

   * @param string $body

   * @param string $contentType

   * @param string $charset

   */

  public function __construct($subject = null, $body = null,

    $contentType = null, $charset = null)

  {

    call_user_func_array(

      array($this, 'Swift_Mime_SimpleMessage::__construct'),

      Swift_DependencyContainer::getInstance()

        ->createDependenciesFor('mime.message')

      );

    if (!isset($charset))

    {

      $charset = Swift_DependencyContainer::getInstance()

        ->lookup('properties.charset');

    }

    $this->setSubject($subject);

    $this->setBody($body);

    $this->setCharset($charset);

    if ($contentType)

    {

      $this->setContentType($contentType);

    }

  }

  /**

   * Create a new Message.

   * @param string $subject

   * @param string $body

   * @param string $contentType

   * @param string $charset

   * @return Swift_Mime_Message

   */

  public static function newInstance($subject = null, $body = null,

    $contentType = null, $charset = null)

  {

    return new self($subject, $body, $contentType, $charset);

  }

  /**

   * Add a MimePart to this Message.

   * @param string|Swift_OutputByteStream $body

   * @param string $contentType

   * @param string $charset

   */

  public function addPart($body, $contentType = null, $charset = null)

  {

    return $this->attach(Swift_MimePart::newInstance(

      $body, $contentType, $charset

      ));

  }

  public function __wakeup()

  {

    Swift_DependencyContainer::getInstance()->createDependenciesFor('mime.message');

  }

}